Club
Certificate
2023

Boat

Mira

NOR 1458

Norges Seilforbund
Sognsveien 73
0854 OSLO
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles44.2°42.3°40.9°40.0°39.9°39.4°39.4°
Beat VMG2.723.323.764.074.244.334.37
52°4.184.995.545.896.106.206.26
60°4.415.215.746.076.276.386.47
75°4.525.355.906.236.446.606.78
90°4.425.376.036.406.646.816.98
110°4.465.426.096.496.797.067.51
120°4.305.275.986.426.747.037.58
135°3.894.865.636.176.536.827.38
150°3.334.244.965.525.926.266.74
Run VMG2.893.674.304.785.235.726.38
Gybe Angles145.1°145.7°145.6°146.0°170.3°171.2°174.8°

APH: 684.7

CDL: 6.661

GPH: 772.9

CertNo: 21429

BOAT
ClassMAXI 87DesignerPelle PettersonBuilderMölnlycke Marin ABAge date01/1976Series date01/1974Offset filemaxi87CL.offData file21429
HULL
Length Overall8.700 mMaximum Beam2.988 mDraft1.563 mDisplacement3,790 kgDLR8.6570IMS DivisionCruiser/RacerDynamic Allowance0.530%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.340m
CREW
Maximum weight465 kgMinimum weight349 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail16.3716.61Headsail Luffed25.9525.95Headsail FlyingSymmetricAsymmetric44.5744.57 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail4.71Storm Jib5.06Heavy Weather Jib13.64
SAIL LIMITS
Headsails5  Spinnakers4 * Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting MomentN/AStability IndexN/A
The owner and any other person in charge is responsible that boat is complying with her certificate in accordance with RRS 78.1 and ORC Rule 304.
ORC Ref  03440002M9EIssued on 22/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Mira

NOR 1458

Norges Seilforbund
Sognsveien 73
0854 OSLO
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1321.31083.4958.3885.1848.2831.9824.7
52°860.4720.8649.6610.9590.1580.7574.6
60°817.1690.3626.8593.3574.3563.9556.5
75°795.8673.5609.8578.1559.1545.7531.2
90°815.1670.4596.8562.3542.2529.0515.9
110°807.8664.7591.2554.9530.5510.1479.5
120°837.2683.7602.0561.1534.5511.7474.6
135°925.3740.9639.1583.0551.6528.0488.1
150°1080.4848.8725.7651.6607.7575.0534.1
Run VMG1247.5980.1838.0752.4688.9629.6564.5
Selected Courses
Windward / Leeward1284.41031.7898.2818.8768.6730.8694.6
All purpose993.5808.9711.8657.7625.8603.4578.9
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward854.20.7024
All purpose684.70.8763
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance747.80.8024
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1280.7970.0806.1705.5651.1610.1553.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6220
Downwind "popa"0.7367
70% up, 30% down "Ilhabela"0.6524
30% up, 70% down "Ilhabela-inverso"0.6981
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Predominantly Upwind739.20.8117
Predominantly Downwind700.00.8572
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low901.20.6658
Triple Number All Purpose Medium680.30.8819
Triple Number All Purpose High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Predominantly Upwind739.20.8117
Predominantly Downwind700.00.8572
Predominantly Upwind Low1005.20.5969
Predominantly Upwind Medium761.90.7875
Predominantly Upwind High694.10.8645
Predominantly Downwind Low981.00.6116
Predominantly Downwind Medium697.50.8603
Predominantly Downwind High579.91.0347
Chicago-Mac Upwind0.7946
Chicago-Mac All Purpose0.8159
Chicago-Mac Downwind0.8407
Bayview-Mac Cove Island0.7540
Bayview-Mac Shore0.7637
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching646.80.9276
Predominantly Reaching Low817.30.7342
Predominantly Reaching Medium640.70.9364
Predominantly Reaching High557.71.0758
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1265.00.4743
5-Band Low / Medium1057.70.5673
5-Band Medium834.00.7194
5-Band Medium / High738.50.8124
5-Band High700.80.8561
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance747.80.8024
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1280.7970.0806.1705.5651.1610.1553.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance747.80.8024
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1280.7970.0806.1705.5651.1610.1553.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance747.8
Triple Number Coastal/Long Distance Low901.2
Triple Number Coastal/Long Distance Medium680.3
Triple Number Coastal/Long Distance High599.8
Triple Number Windward/Leeward Low1158.1
Triple Number Windward/Leeward Medium850.5
Triple Number Windward/Leeward High726.7
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1280.7970.0806.1705.5651.1610.1553.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance747.80.8024
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1280.7970.0806.1705.5651.1610.1553.3
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)747.80.8024
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1280.7970.0806.1705.5651.1610.1553.3
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6658
Triple Number Coastal/Long Distance Medium0.8819
Triple Number Coastal/Long Distance High1.0003
Triple Number Windward/Leeward Low0.5181
Triple Number Windward/Leeward Medium0.7055
Triple Number Windward/Leeward High0.8257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1280.7970.0806.1705.5651.1610.1553.3
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance747.80.8024
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1280.7970.0806.1705.5651.1610.1553.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance747.80.8024
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1280.7970.0806.1705.5651.1610.1553.3
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1280.7970.0806.1705.5651.1610.1553.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low901.2
Triple Number Coastal/Long Distance Medium680.3
Triple Number Coastal/Long Distance High599.8
Triple Number Windward/Leeward Low1158.1
Triple Number Windward/Leeward Medium850.5
Triple Number Windward/Leeward High726.7
Predominantly Upwind739.2
Predominantly Downwind700.0
Predominantly Reaching665.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance747.80.8024
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1280.7970.0806.1705.5651.1610.1553.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6658
Triple Number Coastal/Long Distance Medium0.8819
Triple Number Coastal/Long Distance High1.0003
Triple Number Windward/Leeward Low0.5181
Triple Number Windward/Leeward Medium0.7055
Triple Number Windward/Leeward High0.8257
Coastal/Long Distance0.8024
Predominantly Upwind0.8117
Predominantly Downwind0.8572
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.6658
Tretall Distanseseilas Mellomvind0.8819
Tretall Distanseseilas Mye vind1.0003
Tretall Pølsebane Lite vind0.5181
Tretall Pølsebane Mellomvind0.7055
Tretall Pølsebane Mye vind0.8257
Distanseseilas ett tall (OSN 8-16kn)0.8024
Distanseseilas ett tall (APH 6-20kn)0.8763
Enkeltall Motvind0.8117
Enkeltall Medvind0.8572
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Coastal/Long Distance747.80.8024
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind739.20.8117
Predominantly Downwind700.00.8572
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore705.40.8505
Cape Doctor Coastal586.31.0234
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6658
Triple Number Coastal/Long Distance Medium0.8819
Triple Number Coastal/Long Distance High1.0003
Triple Number Windward/Leeward Low0.5181
Triple Number Windward/Leeward Medium0.7055
Triple Number Windward/Leeward High0.8257
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6658
Triple Number Coastal/Long Distance Medium0.8819
Triple Number Coastal/Long Distance High1.0003
Triple Number Windward/Leeward Low0.5181
Triple Number Windward/Leeward Medium0.7055
Triple Number Windward/Leeward High0.8257
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance747.80.8024
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Predominantly Upwind739.20.8117
Predominantly Downwind700.00.8572
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1280.7970.0806.1705.5651.1610.1553.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance747.80.8024
Triple Number Coastal/Long Distance Low901.20.6658
Triple Number Coastal/Long Distance Medium680.30.8819
Triple Number Coastal/Long Distance High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1280.7970.0806.1705.5651.1610.1553.3
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low901.20.6658
Triple Number All Purpose Medium680.30.8819
Triple Number All Purpose High599.81.0003
Triple Number Windward/Leeward Low1158.10.5181
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High726.70.8257
Predominantly Upwind739.20.8117
Predominantly Downwind700.00.8572
Predominantly Upwind Low1005.20.5969
Predominantly Upwind Medium761.90.7875
Predominantly Upwind High694.10.8645
Predominantly Downwind Low981.00.6116
Predominantly Downwind Medium697.50.8603
Predominantly Downwind High579.91.0347
Chicago-Mac Upwind0.7946
Chicago-Mac All Purpose0.8159
Chicago-Mac Downwind0.8407
Bayview-Mac Cove Island0.7540
Bayview-Mac Shore0.7637
Harvest Moon Regatta590.31.0165
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy710.20.8448
San Francisco Bay Medium836.60.7172
Predominantly Reaching646.80.9276
Predominantly Reaching Low817.30.7342
Predominantly Reaching Medium640.70.9364
Predominantly Reaching High557.71.0758
Windward/Leeward 60-40 Low1166.90.5142
Windward/Leeward 60-40 Medium873.10.6872
Windward/Leeward 60-40 High762.90.7865
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1265.00.4743
5-Band Low / Medium1057.70.5673
5-Band Medium834.00.7194
5-Band Medium / High738.50.8124
5-Band High700.80.8561
ORC Ref  03440002M9EIssued on 22/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Mira

NOR 1458

Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMAXI 87MeasurementHINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA8.700Max. Beam2.988Draft1.563Displacement3,790Wetted area19.05IMS L7.630LSM07.592Acc. length8.700Sink (kg/mm) 12.88
VCGD0.100VCGM0.110RM Rated (kg·m) 52.8Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.340PBWPIPA0.0032
EDL1.400ST10.050ST20.180
ST30.180ST40.112ST50.250
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders1Rotating mastNo
P9.890IG10.050ISP9.920MDT10.100MDL10.130MDT20.000MDL20.000TL0.000MW0.000GO0.000
E2.720J3.390BAS1.300FSDFoilSFJ0.000SPL3.460WPLTPS3.900BDMWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.100Flotation Date01/01/2015MeasurerComment
SFFP0.917FFMFF0.950LCFcl5.044SG0.0000
SAFP8.560FAMFA0.950LCFsh5.258HBI0.935
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440002M9EIssued on 22/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Mira

NOR 1458

Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment441-2011061014550.130.001.081.782.3016.3710/06/2011Serienr. i label i seilet har nr. 441-200805261300
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment441-2011051312010.000.000.000.000.004.8010.62NoNo 25.9513/05/2011
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment401-20170327163011.0510.2510.654.965.2794%44.5727/03/2017
ORC Ref  03440002M9EIssued on 22/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org